US5145877A - Polyphenylene oxide-recycled polystyrene composition and method - Google Patents
Polyphenylene oxide-recycled polystyrene composition and method Download PDFInfo
- Publication number
- US5145877A US5145877A US07/634,236 US63423690A US5145877A US 5145877 A US5145877 A US 5145877A US 63423690 A US63423690 A US 63423690A US 5145877 A US5145877 A US 5145877A
- Authority
- US
- United States
- Prior art keywords
- polystyrene
- composition
- phenylene
- ether
- foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
- C08L71/123—Polyphenylene oxides not modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
TABLE I ______________________________________ PROPERTIES 30 D.A.M. A B C ______________________________________ Density (lb/ft.sup.3) 2.59 2.59 2.59 Average 2.56 % Open Cells 9.3 9.7 9.7 Average 9.6 Cell Dimensions (mm): (ASTM D-3576) x-axis 0.97 0.70 0.61 y-axis 0.70 0.70 0.61 z-axis 0.70 0.61 0.54 Average 0.79 0.67 0.59 Grand Average 0.68 Modified Vicat Softening 238.9 (1.6) Temperature (21.3 psi, 1 mm deflection), °F.: Compression Strength (psi) 33.3 (5.0) @ 10% Deformation Flexural Stress at 5% Deflection (psi): Machine Direction 60.9 (4.2) Cross Machine Direction 64.7 (4.0) Flexural Modulus (psi): Machine Direction 2860 (570) Cross Machine Direction 2730 (320) ______________________________________ NOTE: () indicate standard deviation values.
TABLE II ______________________________________ PROPERTIES 30 D.A.M. (Closed Cell) (Open Cell) A B C A B C ______________________________________ Density (lb/ft.sup.3) 3.27 3.17 3.18 3.17 3.14 3.30 Average 3.21 3.20 % Open Cells 6.7 3.5 3.2 51.5 40.8 44.0 Average 4.5 45.4 Cell Dimensions (mm): ASTM D-3576) x-axis 0.23 0.27 0.24 0.27 0.26 0.27 y-axis 0.26 0.27 0.24 0.30 0.29 0.29 z-axis 0.30 0.32 0.32 0.35 0.37 0.32 Average 0.26 0.29 0.27 0.31 0.31 0.29 Grand Average 0.27 0.30 Modified Vicat Softening 247.4 (1.7) 246.7 (2.2) Temperature (21.3 psi, 1 mm deflation), °F.: Compression Strength 91.9 (8.6) 83.7 (8.3) (psi) @ 10% Deformation Flexural Stress at 5% Deflection (psi): Machine Direction 64.1 (10.3) 71.4 (0.9) Cross Machine Direction 96.7 (34.8) 74.6 (3.4) Flexural Modulus (psi): Machine Direction 2360 (420) 2770 (140) Cross Machine Direction 4050 (780) 3870 (320) ______________________________________ NOTE: () indicate standard deviation values.
TABLE III ______________________________________ FOAM BEAD DENSITY (LB/FT.sup.3) Oven Temp. (°F.) 2 min. 3 min. 5 min. ______________________________________ 270 8.1 7.1 6.2 300 4.7 4.3 -- 325 3.3 2.7 -- ______________________________________
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/634,236 US5145877A (en) | 1990-02-12 | 1990-12-27 | Polyphenylene oxide-recycled polystyrene composition and method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/478,099 US5147894A (en) | 1990-02-12 | 1990-02-12 | Polyphenylene oxide-recycled polystyrene composition and method |
US07/634,236 US5145877A (en) | 1990-02-12 | 1990-12-27 | Polyphenylene oxide-recycled polystyrene composition and method |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/478,099 Division US5147894A (en) | 1990-02-12 | 1990-02-12 | Polyphenylene oxide-recycled polystyrene composition and method |
Publications (1)
Publication Number | Publication Date |
---|---|
US5145877A true US5145877A (en) | 1992-09-08 |
Family
ID=27045783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/634,236 Expired - Lifetime US5145877A (en) | 1990-02-12 | 1990-12-27 | Polyphenylene oxide-recycled polystyrene composition and method |
Country Status (1)
Country | Link |
---|---|
US (1) | US5145877A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4405256A1 (en) * | 1994-02-18 | 1995-08-24 | Buna Gmbh | Recycled plastic molding compound |
US5510419A (en) * | 1994-09-16 | 1996-04-23 | National Rubber Technology Inc. | Polymer-modified rubber composition |
US6403661B1 (en) * | 2000-12-16 | 2002-06-11 | Victech Co., Ltd. | Volume reducing agents for expanded polystyrene, methods and apparatus for processing expanded polystyrene using the same |
DE19955683C2 (en) * | 1999-11-19 | 2003-08-07 | Jens-Peter Lippold | Process for binding dusts in closed containers |
US20050046056A1 (en) * | 2003-08-26 | 2005-03-03 | Jiawen Dong | Method of molding articles |
US20070020447A1 (en) * | 2003-08-08 | 2007-01-25 | Sekisui Plastic Co., Ltd. | Foam Sheet For Car Interior Member, and Car Interior Member |
US8530552B1 (en) | 2012-04-18 | 2013-09-10 | Sabic Innovative Plastics Ip B.V. | Poly(phenylene ether) composition, article, and method |
DE202013009250U1 (en) | 2013-10-18 | 2014-01-22 | Ralf Grötschel | Device for binding dusts in sealed containers |
US8722789B2 (en) | 2011-08-18 | 2014-05-13 | Sabic Innovative Plastics Ip B.V. | Poly(arylene ether) composition, method, and article |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2076831A (en) * | 1980-05-30 | 1981-12-09 | Gen Electric | Compositions of a polyphenylene ether resin and a copolymer of styrene and bromostyrene |
DE3220856A1 (en) * | 1981-06-04 | 1982-12-23 | Basf Ag, 6700 Ludwigshafen | Process for the preparation of foams |
US4532263A (en) * | 1983-12-12 | 1985-07-30 | Mobil Oil Corporation | Expansible polymer molding process and the resultant product |
US4535100A (en) * | 1983-12-12 | 1985-08-13 | Mobil Oil Corporation | Polymer foam, thermoformed shapes thereof and methods of forming same |
US4598100A (en) * | 1983-12-12 | 1986-07-01 | Mobil Oil Corporation | Polymer foam, thermoformed shapes thereof and methods of forming same |
US4661302A (en) * | 1986-04-07 | 1987-04-28 | The Dow Chemical Company | Expandable polymeric composition and method |
US4705811A (en) * | 1986-04-07 | 1987-11-10 | The Dow Chemical Company | Expandable polymeric composition and method |
US4734441A (en) * | 1986-04-07 | 1988-03-29 | The Dow Chemical Company | Expandable polymeric composition and method |
US4857390A (en) * | 1987-06-26 | 1989-08-15 | General Electric Company | Low density extruded foam having high compressive strength |
-
1990
- 1990-12-27 US US07/634,236 patent/US5145877A/en not_active Expired - Lifetime
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2076831A (en) * | 1980-05-30 | 1981-12-09 | Gen Electric | Compositions of a polyphenylene ether resin and a copolymer of styrene and bromostyrene |
DE3220856A1 (en) * | 1981-06-04 | 1982-12-23 | Basf Ag, 6700 Ludwigshafen | Process for the preparation of foams |
US4532263A (en) * | 1983-12-12 | 1985-07-30 | Mobil Oil Corporation | Expansible polymer molding process and the resultant product |
US4535100A (en) * | 1983-12-12 | 1985-08-13 | Mobil Oil Corporation | Polymer foam, thermoformed shapes thereof and methods of forming same |
US4598100A (en) * | 1983-12-12 | 1986-07-01 | Mobil Oil Corporation | Polymer foam, thermoformed shapes thereof and methods of forming same |
US4661302A (en) * | 1986-04-07 | 1987-04-28 | The Dow Chemical Company | Expandable polymeric composition and method |
US4705811A (en) * | 1986-04-07 | 1987-11-10 | The Dow Chemical Company | Expandable polymeric composition and method |
US4734441A (en) * | 1986-04-07 | 1988-03-29 | The Dow Chemical Company | Expandable polymeric composition and method |
US4857390A (en) * | 1987-06-26 | 1989-08-15 | General Electric Company | Low density extruded foam having high compressive strength |
Non-Patent Citations (4)
Title |
---|
"Flame Retardancy of Polymeric Materials" vol. 4, copyright 1978, edited by W. C. Kuryla et al.; published by Marcel Dekker, Inc., pp. 30-35. |
"Plastic Forms" by Frisch et al., Part II, 1973, Pub. Marcel Dekker Inc., N.Y., pp. 526-544. |
Flame Retardancy of Polymeric Materials vol. 4, copyright 1978, edited by W. C. Kuryla et al.; published by Marcel Dekker, Inc., pp. 30 35. * |
Plastic Forms by Frisch et al., Part II, 1973, Pub. Marcel Dekker Inc., N.Y., pp. 526 544. * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4405256A1 (en) * | 1994-02-18 | 1995-08-24 | Buna Gmbh | Recycled plastic molding compound |
US5510419A (en) * | 1994-09-16 | 1996-04-23 | National Rubber Technology Inc. | Polymer-modified rubber composition |
DE19955683C2 (en) * | 1999-11-19 | 2003-08-07 | Jens-Peter Lippold | Process for binding dusts in closed containers |
US6403661B1 (en) * | 2000-12-16 | 2002-06-11 | Victech Co., Ltd. | Volume reducing agents for expanded polystyrene, methods and apparatus for processing expanded polystyrene using the same |
US20070020447A1 (en) * | 2003-08-08 | 2007-01-25 | Sekisui Plastic Co., Ltd. | Foam Sheet For Car Interior Member, and Car Interior Member |
US7445839B2 (en) * | 2003-08-08 | 2008-11-04 | Sekisui Plastics Co., Ltd. | Foam sheet for car interior member, and car interior member |
US20050046056A1 (en) * | 2003-08-26 | 2005-03-03 | Jiawen Dong | Method of molding articles |
US8722789B2 (en) | 2011-08-18 | 2014-05-13 | Sabic Innovative Plastics Ip B.V. | Poly(arylene ether) composition, method, and article |
US8530552B1 (en) | 2012-04-18 | 2013-09-10 | Sabic Innovative Plastics Ip B.V. | Poly(phenylene ether) composition, article, and method |
DE202013009250U1 (en) | 2013-10-18 | 2014-01-22 | Ralf Grötschel | Device for binding dusts in sealed containers |
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